CAPE CANAVERAL, Florida – SpaceX’s Falcon Heavy rocket, the most powerful launch system on Earth, roared into the sky on Tuesday afternoon atop a pillar of smoke. The rocket’s three reusable boosters lifted the vehicle skyward, sending Elon Musk’s personal Tesla Roadster on a journey toward Mars orbit. Musk, SpaceX’s founder, was worried that the experimental 23-story rocket might explode with the force of […]

A rocket more powerful than any other flying today is scheduled to blast off Tuesday for the first time, if all goes well. The Falcon Heavy is the latest advance from the rocket company SpaceX, and it’s a step toward the company’s goal of sending people to Mars. “The future is vastly more exciting and […]